problem with urllib

Chris Rebert clp2 at rebertia.com
Wed Apr 1 01:16:01 CEST 2009


> On Wed, Apr 1, 2009 at 4:35 AM, Chris Rebert <clp2 at rebertia.com> wrote:
>>
>> 2009/3/31 venkat sanaka <venkatsanaka at gmail.com>:
>> > hii everyone
>> >
>> > I am new to python programming.And i started implementing a http client
>> > using urllib in which
>> > i was facing a problem with proxy support.i was behind a proxy server
>> > and
>> > need to use
>> > proxy of format 10.1.2.21:8080 to connect to internet.when i used this
>> > with
>> > proxyhandler
>> > of urllib i got errors showing invalid proxy.can someone help me out
>> > plzzz.
>>
>> What errors exactly? People will need the error message and full
>> traceback in order to help you.
>> A copy of your code would also be necessary for anyone trying to help you.

On Tue, Mar 31, 2009 at 4:10 PM, venkat sanaka <venkatsanaka at gmail.com> wrote:
> This was the code i executed.
>
>>>> proxies={'http':'10.1.2.21:9090'}
>>>> opener = urllib.request.FancyURLopener(proxies)
>>>> f = opener.open("http://www.python.org")
>
> Exception AttributeError: AttributeError("'FancyURLopener' object has no
> attribute 'tempcache'",) in <bound method FancyURLopener.__del__ of
> <urllib.request.FancyURLopener object at 0x010A40F0>> ignored
> Traceback (most recent call last):
>   File "<pyshell#11>", line 1, in <module>
>     f = opener.open("http://www.python.org")
>   File "C:\Python30\lib\urllib\request.py", line 1439, in open
>     return self.open_unknown_proxy(proxy, fullurl, data)
>   File "C:\Python30\lib\urllib\request.py", line 1458, in open_unknown_proxy
>     raise IOError('url error', 'invalid proxy for %s' % type, proxy)
> IOError: [Errno url error] invalid proxy for http: '10.1.2.21:9090'
>
> I know that url has to be used in proxies list but my proxy address is
> 10.1.2.21:9090 and it is squid proxy server.

Have you tried including the protocol in the proxy URL as per the
module's examples? Like:

proxy = {'http' : 'http://10.1.2.21:9090'}
f = urllib.urlopen("http://python.org", proxies=proxy)

Cheers,
Chris

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http://blog.rebertia.com



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